give me the u r views on this
Blocking possibilities at various levels?
Why does we require customer enhancement? What is material extension?
how can u make some of the fields as key fields in generic tables?
What is ABAP query,where it is used,how it is used,why it is used?
what are ABAP enhacements?
What are the RICEF elements is SAP
What tools is used to comunicate across sap and non sap systems?brief
What is the communication we use with in the sap R/3?
what is BAPI and BADI?
what are z-reports, how can we prepare them
please kindly give me this answers